@extends('reports.pdf.layout')

@section('title', $data['meta']['title'])

@php
    $meta  = $data['meta'];
    $kpis  = $data['kpis'];
    $rows  = $data['rows'];
    $pie   = $data['pie'];
    $trend = $data['trend'];

    $fmtNum = function ($v, $unit = '') {
        if ($v === null) return '—';
        $s = is_numeric($v) ? number_format((float) $v, 0, ',', ' ') : (string) $v;
        return trim($s . ' ' . $unit);
    };
    $fmtDate = function ($d) {
        if ($d === null) return '—';
        try { return \Carbon\Carbon::parse($d)->locale('fr')->isoFormat('D MMM YYYY'); }
        catch (\Throwable $e) { return (string) $d; }
    };

    $toneBg    = ['danger' => '#FEE2E2', 'warning' => '#FEF3C7', 'success' => '#D1FAE5', 'neutral' => '#F3F4F6'];
    $toneColor = ['danger' => '#991B1B', 'warning' => '#92400E', 'success' => '#065F46', 'neutral' => '#374151'];
    $statusTone = ['expired' => 'danger', 'expiring_30' => 'warning', 'expiring_60' => 'warning', 'valid' => 'success', 'unknown' => 'neutral'];

    // Pie geometry.
    $pieRadius = 50; $pieCx = 60; $pieCy = 60;
    $totalPie = array_sum(array_column($pie, 'value'));
    $pieSlices = [];
    $accAngle = -90;
    foreach ($pie as $i => $p) {
        if ($totalPie <= 0) break;
        $sweep = ((float) $p['value'] / $totalPie) * 360;
        $isFull = $sweep >= 359.999;
        if ($isFull) {
            $path = null;
        } else {
            $rad1 = deg2rad($accAngle);
            $rad2 = deg2rad($accAngle + $sweep);
            $x1 = $pieCx + $pieRadius * cos($rad1); $y1 = $pieCy + $pieRadius * sin($rad1);
            $x2 = $pieCx + $pieRadius * cos($rad2); $y2 = $pieCy + $pieRadius * sin($rad2);
            $largeArc = $sweep > 180 ? 1 : 0;
            $path = sprintf('M %s %s L %.2f %.2f A %s %s 0 %d 1 %.2f %.2f Z', $pieCx, $pieCy, $x1, $y1, $pieRadius, $pieRadius, $largeArc, $x2, $y2);
        }
        $pieSlices[] = ['path' => $path, 'color' => $p['color'], 'label' => $p['label'], 'value' => $p['value']];
        $accAngle += $sweep;
    }

    // Premium trend line.
    $chartW = 480; $chartH = 140; $padX = 30; $padY = 18;
    $values = array_filter($trend['values'] ?? [], fn ($v) => $v !== null);
    $minV = !empty($values) ? min($values) : 0;
    $maxV = !empty($values) ? max($values) : 1;
    if ($minV === $maxV) { $maxV = $minV + 1; }
    $stepX = count($trend['labels']) > 1 ? ($chartW - 2 * $padX) / (count($trend['labels']) - 1) : 0;
    $points = [];
    foreach ($trend['values'] as $i => $v) {
        if ($v === null) continue;
        $x = $padX + $i * $stepX;
        $y = $chartH - $padY - (($v - $minV) / ($maxV - $minV)) * ($chartH - 2 * $padY);
        $points[] = ['x' => $x, 'y' => $y, 'label' => $trend['labels'][$i] ?? '', 'value' => $v];
    }
    $polyline = implode(' ', array_map(fn ($p) => "{$p['x']},{$p['y']}", $points));
@endphp

@section('content')
    <div class="header-band">
        <div class="eyebrow">DADYCAR FLEET MANAGER</div>
        <h1 class="title">{{ $meta['title'] }}</h1>
        <div class="meta">
            <span class="badge">Conformité</span>
            <span class="badge">{{ $meta['code'] }}</span>
            Période : {{ $meta['period']['label'] }} · {{ $meta['site_label'] }} ·
            {{ $meta['total_vehicles'] }} véhicules ·
            Généré le {{ $meta['generated_at']->locale('fr')->isoFormat('D MMMM YYYY') }}
        </div>
    </div>

    <h3 class="section-title">Indicateurs clés</h3>
    <div class="kpi-grid">
        <div class="kpi-row">
            <div class="kpi-card">
                <div class="kpi-label">Polices actives</div>
                <div class="kpi-value">{{ $kpis['active_policies']['value'] }}</div>
                <div class="kpi-delta delta-flat">{{ $kpis['active_policies']['delta_label'] }}</div>
            </div>
            <div class="kpi-card">
                <div class="kpi-label">Prime mensuelle totale</div>
                <div class="kpi-value">{{ $fmtNum($kpis['total_premium']['value']) }}<span class="kpi-unit">{{ $kpis['total_premium']['unit'] }}</span></div>
                <div class="kpi-delta delta-flat">{{ $kpis['total_premium']['delta_label'] }}</div>
            </div>
            <div class="kpi-card">
                <div class="kpi-label">Renouvellements < 60j</div>
                <div class="kpi-value">{{ $kpis['renewals_60j']['value'] }}</div>
                <div class="kpi-delta delta-flat">{{ $kpis['renewals_60j']['delta_label'] }}</div>
            </div>
            <div class="kpi-card">
                <div class="kpi-label">Couverture tous risques</div>
                <div class="kpi-value">{{ $kpis['all_risks_coverage']['value'] !== null ? number_format($kpis['all_risks_coverage']['value'], 1, ',', ' ') : '—' }}<span class="kpi-unit">{{ $kpis['all_risks_coverage']['unit'] }}</span></div>
                <div class="kpi-delta delta-flat">{{ $kpis['all_risks_coverage']['delta_label'] }}</div>
            </div>
        </div>
    </div>

    <h3 class="section-title">Détail des polices d'assurance</h3>
    @if (!empty($rows))
        <table class="data">
            <tr>
                <th>Véhicule</th>
                <th>Assureur</th>
                <th>Couverture</th>
                <th>Échéance</th>
                <th class="num">Prime/mois</th>
                <th class="num">Franchise</th>
                <th>Statut</th>
            </tr>
            @foreach (array_slice($rows, 0, 12) as $r)
                @php
                    $tone = $statusTone[$r['status']] ?? 'neutral';
                    $bg = $toneBg[$tone]; $fg = $toneColor[$tone];
                @endphp
                <tr>
                    <td>{{ $r['vehicle'] }}</td>
                    <td>{{ $r['insurer'] }}</td>
                    <td>{{ $r['coverage'] }}</td>
                    <td>{{ $fmtDate($r['expiration']) }}</td>
                    <td class="num">{{ $fmtNum($r['premium'], '€') }}</td>
                    <td class="num">{{ $fmtNum($r['franchise'], '€') }}</td>
                    <td>
                        <span style="display: inline-block; padding: 1pt 6pt; border-radius: 999pt; background: {{ $bg }}; color: {{ $fg }}; font-size: 7.5pt; font-weight: 600;">{{ $r['status_label'] }}</span>
                    </td>
                </tr>
            @endforeach
        </table>
    @else
        <p style="color:#6B7280; font-style: italic;">Aucune police pour les filtres choisis.</p>
    @endif

    <div class="two-col" style="margin-top: 12pt;">
        <div class="col">
            <h3 class="section-title">Répartition par assureur</h3>
            @if ($totalPie > 0)
                <table style="width: 100%; border-collapse: collapse;">
                    <tr>
                        <td style="vertical-align: middle; width: 130pt;">
                            <svg width="120" height="120" viewBox="0 0 120 120" xmlns="http://www.w3.org/2000/svg">
                                @foreach ($pieSlices as $s)
                                    @if ($s['path'] === null)
                                        <circle cx="{{ $pieCx }}" cy="{{ $pieCy }}" r="{{ $pieRadius }}" fill="{{ $s['color'] }}" stroke="#FFF" stroke-width="0.8" />
                                    @else
                                        <path d="{{ $s['path'] }}" fill="{{ $s['color'] }}" stroke="#FFF" stroke-width="0.8" />
                                    @endif
                                @endforeach
                            </svg>
                        </td>
                        <td style="vertical-align: middle;">
                            @foreach ($pieSlices as $s)
                                <div style="font-size: 8.5pt; padding: 1pt 0;">
                                    <span style="display:inline-block;width:7pt;height:7pt;background:{{ $s['color'] }};border-radius:1pt;margin-right:5pt;"></span>
                                    <strong>{{ $s['label'] }}</strong> — {{ $s['value'] }}
                                </div>
                            @endforeach
                        </td>
                    </tr>
                </table>
            @else
                <p style="color:#6B7280; font-style: italic;">Aucune donnée par assureur.</p>
            @endif
        </div>
        <div class="col">
            <h3 class="section-title">Évolution des primes (6 mois)</h3>
            @if (!empty($points))
                <svg width="{{ $chartW }}" height="{{ $chartH }}" viewBox="0 0 {{ $chartW }} {{ $chartH }}" xmlns="http://www.w3.org/2000/svg" style="background: #F9FAFB; border: 1pt solid #E5E7EB; border-radius: 4pt;">
                    <line x1="{{ $padX }}" y1="{{ $chartH - $padY }}" x2="{{ $chartW - $padX }}" y2="{{ $chartH - $padY }}" stroke="#D1D5DB" stroke-width="0.5"/>
                    <polyline points="{{ $polyline }}" fill="none" stroke="#3B82F6" stroke-width="2" />
                    @foreach ($points as $p)
                        <circle cx="{{ $p['x'] }}" cy="{{ $p['y'] }}" r="3" fill="#3B82F6" />
                        <text x="{{ $p['x'] }}" y="{{ $chartH - $padY + 12 }}" font-size="7" text-anchor="middle" fill="#6B7280">{{ $p['label'] }}</text>
                        <text x="{{ $p['x'] }}" y="{{ $p['y'] - 6 }}" font-size="7" text-anchor="middle" fill="#374151">{{ number_format($p['value'], 0, ',', ' ') }}</text>
                    @endforeach
                </svg>
            @else
                <p style="color:#6B7280; font-style: italic;">Pas de données de prime sur 6 mois.</p>
            @endif
        </div>
    </div>
@endsection